EE WAS WORKING AT THE PUMP BARGE TRYING TO RESTART THE PUMP FOR PLANTS TO START UP. STORMS HAD MOVED IN EARLY THAT MORNING KNOCKING THE POWER OUT FOR A SHORT TIME, EE HAD STARTED THE PUMPS AND WAS WALKING BACK TO HIS TRUCK WHEN HE TRIPPED OVER A PILE OF MATERIAL CAUSING HIM TO FALL AND STRAIN HIS LOWER BACK. 5/24/03 EE DIDN'T GO TO DR. UNTIL 5/28/03 EE WAS ON LIMITED DUTY- 6/4/03